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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">scienceit</journal-id><journal-title-group><journal-title xml:lang="ru">Наука. Инновации. Технологии</journal-title><trans-title-group xml:lang="en"><trans-title>Science. Innovations. Technologies</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2308-4758</issn><publisher><publisher-name>North-Caucasus Federal University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.37493/2308-4758.2021.2.3</article-id><article-id custom-type="elpub" pub-id-type="custom">scienceit-133</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>НАУКИ 0 ЗЕМЛЕ</subject></subj-group></article-categories><title-group><article-title>ПРИТОК К НЕФТЯНОЙ СКВАЖИНЕ СО СЛОЖНОЙ ТРАЕКТОРИЕЙ СТВОЛА В ПРОДУКТИВНОМ ПЛАСТЕ</article-title><trans-title-group xml:lang="en"><trans-title>OIL WELL INFLOW WITH A COMPLEX WELLBORE TRAJECTORY AT THE DEVELOPMENT RESERVOIR</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Грачев</surname><given-names>С. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Grachev</surname><given-names>S. I.</given-names></name></name-alternatives><email xlink:type="simple">grachevsi@tyuiu.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Рогозина</surname><given-names>Т. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Rogozina</surname><given-names>T. V.</given-names></name></name-alternatives><email xlink:type="simple">rogozinatv@ingeos.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Колев</surname><given-names>Ж. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Kolev</surname><given-names>Z. M.</given-names></name></name-alternatives><email xlink:type="simple">kolevzm@tyuiu.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Мамчистова</surname><given-names>Е. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Mamchistova</surname><given-names>E. I.</given-names></name></name-alternatives><email xlink:type="simple">mamchistovaei@tyuiu.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Тюменский индустриальный университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Industrial University of Tyumen</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>08</day><month>07</month><year>2022</year></pub-date><volume>0</volume><issue>2</issue><fpage>39</fpage><lpage>58</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Грачев С.И., Рогозина Т.В., Колев Ж.М., Мамчистова Е.И., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Грачев С.И., Рогозина Т.В., Колев Ж.М., Мамчистова Е.И.</copyright-holder><copyright-holder xml:lang="en">Grachev S.I., Rogozina T.V., Kolev Z.M., Mamchistova E.I.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://scienceit.elpub.ru/jour/article/view/133">https://scienceit.elpub.ru/jour/article/view/133</self-uri><abstract><p>Введение. В данной работе рассматриваются подходы к расчету продуктивности нефтяных скважин сложного профиля. Существующие решения не позволяют учесть множество важных факторов, таких как, например, гидравлические сопротивления в стволе скважины, траекторию ствола скважины и др. Материалы и методы исследований. В статье представлен разработанный численный метод моделирования притока нефти к нефтяной скважине со сложной траекторией ствола по продуктивному пласту. Результаты исследований и их обсуждение. На основе функции для потенциала точечного стока и методики гидравлических расчетов, получено оригинальное решение, которое учитывает не только изменение давления и расходов по отдельным участкам скважины, но и гидродинамическое несовершенство скважины. Выводы. Выполнены расчеты дебита скважины, проведено численно-аналитическое решение, численное моделирование и сравнение результатов эксплуатации скважин с волнообразным и горизонтальным стволами, на основе моделирования их работы.</p></abstract><trans-abstract xml:lang="en"><p>Introduction. This paper discusses approaches to calculating the productivity of oil wells. Existing solutions do not allow taking into account many important factors, such as, for example, hydraulic resistance in the wellbore, wellbore trajectory, etc. Materials and methods of research. The article presents a developed numerical method for modeling oil flow to an oil well with a complex wellbore trajectory along the productive formation. Results and Discussion. Based on the function for the point flow potential and the method of hydraulic calculations, an original solution was obtained, which takes into account not only the change in pressure and low rates for individual sections of the well, but also the hydrodynamic imperfection of the well. Conclusion. Comparison of the results of operation of wells with undulating and horizontal wells, based on the simulation of their work, is carried out.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>продуктивность</kwd><kwd>дебит скважин</kwd><kwd>траектория ствола</kwd><kwd>нефтяная скважина</kwd><kwd>моделирование</kwd><kwd>приток</kwd></kwd-group><kwd-group xml:lang="en"><kwd>well productivity</kwd><kwd>production rate</kwd><kwd>wellbore complex trajectory</kwd><kwd>oil well</kwd><kwd>modeling</kwd><kwd>inlow</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Разработка нефтяных месторождений горизонтальными скважинами: учебное пособие / С.И. Грачев, А.С. Самойлов. Тюмень : ТюмГНГУ, 2015. 144 с.</mixed-citation><mixed-citation xml:lang="en">Разработка нефтяных месторождений горизонтальными скважинами: учебное пособие / С.И. Грачев, А.С. Самойлов. 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